Caromawati, C. 2020. A Corpus-Based Study on the Use of ‘Be’ Verbs in Indonesian ESL Students’ Writing (A Case Study). Jurnal Sastra - Studi Ilmiah Sastra. 9, 2 (Jan. 2020), 1-17. DOI:https://doi.org/10.56413/studi ilmiah sastra.v9i2.106.